{"protocolVersion": "0.3.0", "name": "Slippage and price-impact oracle for any crypto pair", "description": "Slippage and price-impact oracle for any crypto pair: estimates expected slippage, price impact and effective execution price for a given trade size from live order-book depth and liquidity. Answers 'expected slippage for this swap', 'price impact of my order', 'orderbook liquidity / slippage', 'how much will I move the market' for execution and routing agents. Deterministic, Ed25519-signed. $0.001 USDC via x402 on Base. First 3 calls FREE per wallet — send header X-WALLET: 0x<your Base address>. No charge on upstream failure. SYNTHORA.", "url": "https://api.hergertsynthora.com/v1/slippage", "preferredTransport": "HTTP+JSON", "additionalInterfaces": [{"url": "https://api.hergertsynthora.com/v1/slippage", "transport": "HTTP+JSON"}, {"url": "https://api.hergertsynthora.com/v1/a2a", "transport": "JSONRPC"}], "version": "1.0.0", "provider": {"organization": "SYNTHORA", "url": "https://hergertsynthora.com"}, "capabilities": {"streaming": false, "pushNotifications": false, "stateTransitionHistory": false}, "defaultInputModes": ["application/json"], "defaultOutputModes": ["application/json"], "skills": [{"id": "slippage_oracle", "name": "slippage oracle", "description": "Slippage and price-impact oracle for any crypto pair: estimates expected slippage, price impact and effective execution price for a given trade size from live order-book depth and liquidity. Answers 'expected slippage for this swap', 'price impact of my order', 'orderbook liquidity / slippage', 'how much will I move the market' for execution and routing agents. Deterministic, Ed25519-signed. $0.001 USDC via x402 on Base. First 3 calls FREE per wallet — send header X-WALLET: 0x<your Base address>. No charge on upstream failure. SYNTHORA.", "tags": ["slippage", "oracle", "x402", "synthora", "m2m", "a2a"], "examples": ["{\"chain\": \"base\", \"token_in\": \"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913\", \"token_out\": \"0x4200000000000000000000000000000000000006\", \"amount_in\": 1000000, \"fee_tier\": 500}"], "inputModes": ["application/json"], "outputModes": ["application/json"], "inputSchema": {"type": "object", "properties": {"chain": {"type": "string"}, "token_in": {"type": "string"}, "token_out": {"type": "string"}, "amount_in": {"type": "integer"}, "fee_tier": {"type": "integer"}}, "required": ["chain"]}}], "securitySchemes": {"x402": {"type": "http", "scheme": "x402", "description": "HTTP 402 micropayment. 100000 atomic USDC on eip155:8453."}}, "security": [{"x402": []}], "x402": {"network": "eip155:8453", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "100000", "payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167", "resource": "https://api.hergertsynthora.com/v1/slippage"}, "mcp": {"endpoint": "https://api.hergertsynthora.com/v1/mcp", "transport": "http-jsonrpc"}}